Synonyms to eternal youth

immortality, afterlife, animal spirits, animate existence, animation, athanasia, athanasy, being alive, birth, deathlessness, eternal life, everlastingness, existence, fountain of youth, having life, heroic legend, immortal name, imperishability, impregnability, incorruptibility, incorruption, indelibility, indestructibility, ineffaceability, ineradicability, inerasableness, inexpugnability, invincibility, invulnerability, legend, life, lifetime, liveliness, living, long life, longevity, memory, remembrance, spriteliness, undying fame, undyingness, viability, vitality, vivacity